<template>
	<section>

    <!--工具条：高级查询和添加按钮 -->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true">
				<el-form-item>
					<el-input v-model="keyword" placeholder="请输入关键字"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="keywordQuery" v-perm="'department:list'">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd" v-perm="'department:save'">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表展示-->
    <!--
      :data="departments" - 绑定数据
      highlight-current-row - 当前行高亮
      v-loading="listLoading" - 加载框=盲等框
      @selection-change="selsChange" - 选中时间

      sortable - 是否排序
    -->
		<el-table :data="departments" highlight-current-row v-loading="listLoading"
              element-loading-text="拼命加载中"
              element-loading-spinner="el-icon-loading"
              @selection-change="selsChange" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="sn" label="部门编号" width="120" sortable>
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="120">
      </el-table-column>
      <el-table-column prop="dirPath" label="部门路径" width="120">
      </el-table-column>
      <el-table-column prop="state" label="状态" width="120" sortable>
        <template scope="scope">
          <span v-if="scope.row.state==1" style="color: green">启用</span>
          <span v-else style="color: red">禁用</span>
        </template>
      </el-table-column>
      <el-table-column prop="manager.username" label="部门经理" width="120" sortable>
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" width="120" sortable>
      </el-table-column>
      <el-table-column label="操作" width="150">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.$index, scope.row)" v-perm="'department:save'">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)" v-perm="'department:delete'">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条：批量删除和分页栏-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="prev, pager, next" @current-change="handleCurrentChange"
                     :current-page="currentPage" :page-size="pageSize" :total="totals" style="float:right;">
			</el-pagination>
		</el-col>

		<!--修改对话框-->
    <el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
      <el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
        <el-form-item label="编号" prop="sn">
          <el-input v-model="saveForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="名称" prop="name">
          <el-input v-model="saveForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="saveForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>

        <el-form-item label="部门经理">
         <!-- <el-input v-model="saveForm.manager_id" auto-complete="off"></el-input>-->
          <el-select v-model="saveForm.manager_id" placeholder="请选择" clearable>
            <el-option
                v-for="item in managers"
                :label="item.username"
                :value="item.id">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="上级部门">
          <!--<el-input v-model="saveForm.parent_id" auto-complete="off"></el-input>-->
          <el-cascader v-model="saveForm.parent_id"
              :options="deptTree"
              :props="{ checkStrictly: true,label: 'name',value: 'id' }"
              clearable></el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="saveFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="saveSubmit" :loading="saveLoading">提交			</el-button>
      </div>
    </el-dialog>

	</section>
</template>

<script>
	export default {
	  //定义模型数据
		data() {
			return {
			  //1.数据列表相关的模型数据
        departments: [],      //列表数据
        listLoading: false,   //加载框 - 默认不显示

        //分页查询
        totals: 0,
        currentPage: 1,
        pageSize: 5,

        //高级查询
        keyword: '',

        //列表选中列
				sels: [],

        saveFormVisible: false,//编辑界面是否显示
        saveLoading: false,
        title: '',
        saveFormRules: {
          sn: [
            { required: true, message: '请输入部门编号', trigger: 'blur' }
          ],
          name: [
            { required: true, message: '请输入部门名称', trigger: 'blur' }
          ]
        },
				//编辑界面数据
        saveForm: {
					id: null,
					sn: '',
					name: '',
					state: 1,
          manager_id: null,
					parent_id: null
				},
        //部门经理集合
        managers:[],
        //部门树集合
        deptTree:[]
			}
		},

    //定义方法
		methods: {
      //1.获取部门列表
      getDepartments() {
        //参数
        let para = {
          "currentPage": this.currentPage,
          "pageSize": this.pageSize,
          "keyword": this.keyword
        };
        //显示盲等框
        this.listLoading = true;
        this.$http.post("/department",para).then(res=>{
          //关闭盲等框
          this.listLoading = false;
          this.departments = res.data.data;
          this.totals = res.data.totals;
        }).catch(res=>{
          this.$message.error('系统繁忙，请稍后再试!!!');
        })
      },

			//性别显示转换
			formatSex: function (row, column) {
				return row.sex == 1 ? '男' : row.sex == 0 ? '女' : '未知';
			},
      //点击当前页的逻辑
			handleCurrentChange(val) {
				this.currentPage = val;
				this.getDepartments();
			},
      //关键字查询
      keywordQuery(){
        this.currentPage = 1;
        this.getDepartments();
      },
			//删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					this.$http.delete("/department/"+row.id).then(res =>{
            this.listLoading = false;
            if(res.data.success){
              this.$message.success("删除成功");
              //对当前页的处理
              let totalPage = Math.ceil(this.totals/this.pageSize);//算出总页数
              //如果当前页是最后一页                        并且是最后一条数据             并且不是第一页
              if(this.currentPage==totalPage && (this.totals-1)%this.pageSize==0 && this.currentPage!=1){
                this.currentPage = this.currentPage-1;
              }
              this.getDepartments();
            }else {
              this.$message.error("网络繁忙，请稍后重试!!!【500】")
            }
          }).catch(res =>{
            this.$message.error("网络繁忙，请稍后重试!!!【400,404】")
          })
				}).catch(() => {
				});
			},

      selsChange: function (sels) {
        this.sels = sels;
      },
      //批量删除
      batchRemove: function () {
        var ids = this.sels.map(item => item.id);
        this.$confirm('确认删除选中记录吗？', '提示', {
          type: 'warning'
        }).then(() => {
          this.listLoading = true;
          this.$http.patch("/department",ids).then(res =>{
            this.listLoading = false;
            if(res.data.success){
              //弹出成功信息
              this.$message.success("删除成功");
              this.currentPage = 1;
              //重新获取新的数据
              this.getDepartments();
            }else{
              this.$message.error("网络繁忙，请稍后重试!!!【500】")
            }
          }).catch(res => {
            this.$message.error("网络繁忙，请稍后重试!!【400,404】")
          })
        }).catch(() => {

        });
      },
      //显示新增界面
      handleAdd: function () {
        this.title = '新增',
        this.saveForm = {
          id: null,
          sn: '',
          name: '',
          state: 1,
          manager_id: null,
          parent_id: null
        };
        this.getManagers();
        this.getDeptTree();
        this.saveFormVisible = true;
      },
			//显示编辑界面
			handleEdit: function (index, row) {
        //数据回显
        this.saveForm = Object.assign({}, row);
        this.getManagers();
        this.getDeptTree();
        this.title = '修改',
        this.saveFormVisible = true;
			},
			//编辑
			saveSubmit: function () {
				this.$refs.saveForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.saveLoading = true;
							let para = Object.assign({}, this.saveForm);
							let arr = para.parent_id;
							if(arr && arr.length==0){
                para.parent_id = null;
              }
							if(arr && arr.length>0){
                para.parent_id = arr[arr.length-1];
              }
							this.$http.put("/department",para).then(res=>{
                this.saveLoading = false;
                this.saveFormVisible = false;
                this.getDepartments();
                if(res.data.success){
                  this.$message.success("操作成功");
                }else {
                  this.$message.error("网络繁忙，请稍后重试!!!【500】")
                }
              }).catch(res=>{
                this.$message.error("网络繁忙，请稍后重试!!!【400,404】")
              })
						});
					}
				});
			},
      getManagers(){
        this.$http.get("/employee").then(res=>{
          this.managers = res.data;
        })
      },
      getDeptTree(){
        this.$http.get("/department/deptTree").then(res=>{
          this.deptTree = res.data;
        })
      }
		},
		mounted() {
		  //页面加载完成之后会自动调用这个方法
			this.getDepartments();
		}
	}

</script>

<style scoped>

</style>